Remove "vm" tests

These tests are no longer useful.

* configure.ac:
* test-suite/Makefile.am: Remove mentions.
* test-suite/vm/Makefile.am:
* test-suite/vm/run-vm-tests.scm:
* test-suite/vm/t-basic-contructs.scm:
* test-suite/vm/t-call-cc.scm:
* test-suite/vm/t-catch.scm:
* test-suite/vm/t-closure.scm:
* test-suite/vm/t-closure2.scm:
* test-suite/vm/t-closure3.scm:
* test-suite/vm/t-closure4.scm:
* test-suite/vm/t-do-loop.scm:
* test-suite/vm/t-global-bindings.scm:
* test-suite/vm/t-literal-integers.scm:
* test-suite/vm/t-macros.scm:
* test-suite/vm/t-macros2.scm:
* test-suite/vm/t-map.scm:
* test-suite/vm/t-match.scm:
* test-suite/vm/t-mutual-toplevel-defines.scm:
* test-suite/vm/t-or.scm:
* test-suite/vm/t-proc-with-setter.scm:
* test-suite/vm/t-quasiquote.scm:
* test-suite/vm/t-records.scm:
* test-suite/vm/t-values.scm: Remove.

configure.ac

@@ -1436,7 +1436,6 @@ AC_CONFIG_FILES([
   guile-readline/Makefile
   test-suite/Makefile
   test-suite/standalone/Makefile
-  test-suite/vm/Makefile
   meta/Makefile
   bootstrap/Makefile
   module/Makefile